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781E489 PIECE 8 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

781E489 PIECE 8: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: CRITICAL APPLICATION ITEM (CAI), special_test_features: MATERIAL: ALLOY STEEL, criticality_code_justification: FEAT. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-061-8015, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
781E489 PIECE 8
NSN: 5307-01-061-8015
FSC: 5307 — Studs
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialSTEEL
special_featuresCRITICAL APPLICATION ITEM (CAI)
special_test_featuresMATERIAL: ALLOY STEEL
criticality_code_justificationFEAT
NSN5307-01-061-8015
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 781E489 PIECE 8 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SPECIAL TEST FEATURES: MATERIAL: ALLOY STEEL
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SPECIAL TEST FEATURESMATERIAL: ALLOY STEEL
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESCRITICAL APPLICATION ITEM (CAI)
MATERIALSTEEL
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 2
K-6643231 PIECE 15Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
K-6643231 P.15Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 781E489 PIECE 8?
781E489 PIECE 8 is a STUD,PLAIN.
What parts can replace 781E489 PIECE 8?
There are 2 known substitutes for 781E489 PIECE 8: K-6643231 PIECE 15, K-6643231 P.15. Substitute compatibility should be verified for your specific system.
What is the NSN for 781E489 PIECE 8?
781E489 PIECE 8 is cataloged in the U.S. Government catalog under NSN 5307-01-061-8015. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.